The 10” Orange Buffing Wheel is our Moderate to Severe cutting wheel. Usually used with the White or Tripoli Jewelers Rouge Bar. The metal center is removable for use with the “Quick Center” buffing accessories. These wheels are used on a variable speed grinder or buffer. Retaining Plates or a “Quick Center” attachment must be used to avoid harm if the wheel separates. Center Hole fits the standard 5/8” shaft.